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CC567

Total questions: 50

Worksheet time: 43mins

Name
Class
Date
1.
Is Hydrogen considered a metal or a non-metal?
a)
Metal
b)
Non-metal
2.
What two types of atoms make a covalent bond?
a)
2 Nonmetals
b)
1 Nonmetal and 1 Metal
c)
2 Metals
d)
2 Noble Gases
3.
What region of the periodic table contains atoms that form covalent bonds?
a)
the left side
b)
the middle
c)
the right side
d)
top left
4.
In chemical compounds, covalent bonds form when
a)
the electronegativity difference between two atoms is very large.
b)
electrons are completely transferred between two metals.
c)
pairs of electrons are shared between two nonmetal atoms.
d)
two nonmetal atoms are attracted to each other by opposite charges.
5.
Is carbon considered a metal or a non-metal?
a)
metal
b)
nonmetal
c)
other
6.

How are ionic bonds formed?

a)

When atoms share an electron

b)

When one atom loses an electron to another

c)

When one atom takes a proton

d)

When one atom takes a neutron

7.
What can link 2 atoms together
a)

forces

b)

a bond

c)
electrons
8.
How do positive and negative charges affect each other?
a)

No effect

b)

repel each other

c)

attract each other

9.
What is an ion?
a)
atoms that have gained or lost protons and become positive or negative
b)

Atoms of the same element with different numbers of neutrons

c)
a charged atom that has lost or gained one or more electrons.
10.
What happens when an ionic bond is formed?
a)
One atom loses electrons to another atom to form oppositely charged ions that attract each other.
b)
One atom loses protons to another atom to form oppositely charged ions that attract each other.
c)
One atom loses neutrons to another atom to form oppositely charged ions that attract each other.
11.
Which kinds of elements are usually involved in the formation of ionic bonds?
a)

Metals and non-metals

b)

non-metals only

c)
Metals only
12.
Explain why group 1 elements such as sodium and lithium form a 1+ ion.
a)

They have too many protons so lose them to become stable 

b)
They have one electron in outer shell and lose it to become stable.
c)

They have a full outer shell so gain electrons to become stable

13.
What is the general name for a positive ion?
a)
anion
b)

ion

c)

Cation

14.
What is the charge on the ions of elements in group 6 of the periodic table?
a)

-2

b)

+2

c)

-1

15.
Ionic or covalent?
H2O
a)
Ionic
b)
Covalent
16.
At room temperature, most metals are
a)
liquid
b)
solid
c)
gas
d)
an alloy
17.
What is the ability of a substance to allow heat, sound, or electricity to flow through it?
a)
Malleability
b)
Ductility
c)
Solubility
d)
Conductivity
18.

Metallic bonding is...

a)

a type of covalent bond.

b)

a type of ionic bond.

c)

an attraction between positive ions and negative ions

d)

positive metal ions in a "sea" of delocalised electrons

19.
What structure is shown in the diagram?
a)
Diamond
b)
Graphite
c)
Carbon fiber
d)
Carbon nanotubes
20.
Why is diamond strong?
a)
It's made of carbon
b)
It doesn't conduct electricity
c)
It forms 4 strong covalent bonds
d)
So it can cut glass
21.
Which property would this giant ionic compound have?
a)
Conducts electricity
b)
Low boiling point
c)
High melting point
d)
Is a gas
22.
Why do simple molecules have low melting points?
a)
A.  The intermolecular forces are very strong
b)
B.  The intramolecular forces are very weak.
c)
C.  The intramolecular forces are very strong.
d)
D.  The intermolecular forces are very weak.
23.
Diamond and graphite are allotropes 
a)
True 
b)
False 
24.

Which giant covalent structure is 'soft'?

a)

diamond

b)

graphite

25.
Which consists of carbon atoms?
a)
graphite
b)
diamond
c)
fullerene
d)
all of these
26.
Which has a 2D hexagonal layered structure?
a)
graphite
b)
diamond
c)
fullerene
d)
all of these
27.
Which has a free delocalized electron between layers that gives rise to electrical conductivity ?
a)
graphite
b)
diamond
c)
fullerene
d)
none of these
28.
Which is extremely hard?
a)
graphite
b)
diamond
c)
fullerene
d)
none of these
29.
Which is used as a cutting tool and in jewelry?
a)
graphite
b)
diamond
c)
fullerene
d)
none of these
30.
Which has the formula C60?
a)
graphite
b)
diamond
c)
fullerene
d)
none of these
31.
Which is made of balls or cages of carbon?
a)
graphite
b)
diamond
c)
fullerene
d)
none of these
32.
Define the term allotropes
a)
Atoms with same proton number but different number of neutrons
b)
Atoms with same proton number but different mass number
c)
Atoms in different arrangement in structure
d)
Atoms in different arrangement and different physical form
33.

An Ionic bond is

a)

An electrostatic attraction between atoms of opposite charge

b)

An electrostatic attraction between ions of opposite charge

c)

A shared pair of electrons

d)

An electrostatic attraction between ions and electrons

34.

Covalent bond:

a)

A shared electron

b)

A shared electron shell

c)

A shared pair of ions

d)

A shared pair of electrons

35.

What type of bonding is in B?

a)

Covalent (Simple molecular)

b)

Ionic

c)

Metallic

d)

Covalent (giant)

36.

What type of bonding is in D?

a)

Covalent (Simple molecular)

b)

Ionic

c)

Metallic

d)

Covalent (giant)

37.

What type of bonding is in C?

a)

Covalent (Simple molecular)

b)

Ionic

c)

Metallic

d)

Covalent (giant)

38.

What type of bonding is in A?

a)

Covalent (Simple molecular)

b)

Ionic

c)

Metallic

d)

Covalent (giant)

39.

What is missing from the first row of the table?

a)

10

b)

13

c)

14

d)

8

40.

What is missing from the second row of the table?

a)

Br+

b)

Cl-

c)

Cl+

d)

Br-

41.
Graphene is a good conductor because
a)
free moving electrons
b)
free delocalization of electrons in its structure
c)
free delocalized electrons in 2D structure
d)
free delocalized electrons in 3D
42.
When an atom loses an electron, it becomes a:
a)
positive ion
b)
negative ion
c)
neutral ion
d)
neutral atom
43.

How many electrons does calcium have in its outer shell?

a)

2

b)

4

c)

6

d)

7

44.
A charged particle that has gained at least one electron is called a(n) _____.
a)
Anion
b)
Cation
c)
Anonion
d)
chemistry cat
45.
Elements in Group 1 lose one electron to form ions with a _________________ charge.
a)
1+
b)
2+
c)
0
d)
1-
46.
Nitrogen will ____ electrons when forming an ionic bond.
a)
gain 1
b)
lose 1
c)
gain 3
d)
lose 3
47.

Which types of elements become cations?

a)

nonmetals

b)

all metals

c)

only transition metals

d)

some metals and some metalloids

48.

A calcium ion has a 2+ charge. This means...

a)

It gives 2 electrons away.

b)

It takes 2 electrons.

c)

It shares 2 electrons.

d)

It has 2 more electrons than it should.

49.
what charge will an aluminum ion have?
a)
3+
b)
2+
c)
2-
d)
3-
50.

Chlorine forms an ion with _______ charge

a)

-1

b)

+1

c)

+2

d)

-2

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